Top Hat Roof Battens Sizes
Fasten the batten to every truss or rafter with a m5 5 x 40mm batten zip minimum fixing size through each flange.
Top hat roof battens sizes. Top hat battens quantity. The overlap must be supported over a truss or rafter. Choose an option 75mm 1 00mm. Fis the nominal screw diameter.
Metroll recommends that good trade practice is followed such as that found in australian standards handbook hb39. Metroll has a wide selection of structural steel products that are suitable for a variety of applications. Ceiling batten spacing is selected to suit plasterboard manufacturer s requirements. In these cases structural continuity must not be assumed.
Fixing to roof sheets. Fasten the roof sheets to the batten as per the roofing specifications. Based on the foot traffic requirements of as3623 the maximum span for stramit 0 48 roof batten is 900mm and stramit 0 55 roof batten is 1200mm. Choose an option 64mm x 34mm x 20 x 6mm 75mm x 34mm x 20mm x 6mm 96mm x 34mm x 20mm x 6mm.
To minimise cutting lay the battens in one direction starting from one end of the roof. This assumes a maximum batten spacing of 300mm and a maximum tile weight of 0 67 kpa. Fixing to the ridge. 5 top hat overlaps or non structural laps are recommended to be a minimum of 100mm in length.
Fix through the ridge capping into the roof batten using the appropriate screws. Top hat battens shop online melsteel. Home order steel online purlins top hats top hat battens.